Install Foundation System (Substructure)The foundation is the part of the structural system that supports the superstructure of a building and transfers its loads directly to the earth.The foundations of low-rise residential buildings are almost entirely supported by a wide foundation (usually concrete) that supports the walls.Install underground facilitiesThese trunk lines may include lines for telecommunications, power distribution, cable television, traffic lights, street lights, storm drains, water mains, and sewage pipes.Erect Structural Frame System (Superstructure)Structural framing in structural engineering refers to the load-bearing subsystems of a building or object. Structural systems transmit loads through interconnected elements or members.Structural systems are designed to provide cladding support for façades within the structural frame or outside the main structural frame.Install Floor Framing SystemFloor framing systems are one of the largest construction costs in a typical building project; therefore, structural engineers need to specify the most efficient design.In addition to being economical, the system must also meet the requirements for resistance to heavy loads, strong winds or strong earthquakes; meet fire safety standards.